UNITED STATES SECURITIES & EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended June 30, 2005 Check here if Amendment [ ]; Amendment Number: This amendment (Check only one.) : [ ] is a restatement [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Petroleum & Resources Corporation Address: 7 St. Paul Street, Suite 1140 Baltimore, MD 21202 Form 13F File Number: 28-293 The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists,and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Christine M. Sloan Title: Assistant Treasurer Phone: (410) 752-5900 Signature, Place, and Date of Signing: Christine M. Sloan Baltimore, MD July 21, 2005 [Signature] [City, State] [Date] Report Type (Check only one.): [X] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other [ ] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager (s).) List of Other Managers Reporting for this Manager: Form 13F File Number Name 28 [Repeat as necessary.] Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 47 Form 13F Information Table Value Total: $ 661,562 (in thousands) List of Other Included Managers: Provide a numbered list of the name (s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. [If there are no entries in this list, state "NONE" and omit the column headings and list entries.] No. Form 13-F File No. Name 28- [Repeat as necessary.] COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6COLUMN 7 COLUMN 8 NAME OF ISSUER TITLE OF CLASS CUSIP VALUE IN SHARES/PRN SH/ PUT/ INVSTM OTHER VOTING AUTHORITY 000's AMOUNT PRN CALLDISCRETNMANAGERS SOLE SHARED NONE >C> AGL RESOURCES INC. COM 001204106 9,663 250,000 SH SOLE 250,000 AIR PRODUCTS & CHEMICA COM 009158106 7,538 125,000 SH SOLE 125,000 AMERADA HESS CORP COM 023551104 7,988 75,000 SH SOLE 75,000 APACHE CORP. COM 037411105 11,434 177,000 SH SOLE 177,000 AQUA AMERICA, INC. COM 03836W103 9,368 315,000 SH SOLE 315,000 ARCH COAL INC. COM 039380100 4,902 90,000 SH SOLE 90,000 BAKER HUGHES, INC.. COM 057224107 6,651 130,000 SH SOLE 130,000 BJ SERVICES CO. COM 055482103 19,418 370,000 SH SOLE 370,000 BP P.L.C. SPONSORED ADR 055622104 37,428 600,000 SH SOLE 600,000 BURLINGTON RESOURCES I COM 122014103 13,633 246,800 SH SOLE 246,800 CHEVRON CORP. COM 166764100 35,509 635,000 SH SOLE 635,000 CONOCOPHILLIPS COM 20825C104 32,194 560,000 SH SOLE 560,000 CONSOL ENERGY INC. COM 20854P109 8,503 158,700 SH SOLE 158,700 DEVON ENERGY CORP. COM 25179M103 17,991 355,000 SH SOLE 355,000 DUKE ENERGY CORP. COM 264399106 6,470 217,624 SH SOLE 217,624 DUPONT EI DE NEMOURS COM 263534109 7,527 175,000 SH SOLE 175,000 ENERGEN CORP. COM 29265N108 14,020 400,000 SH SOLE 400,000 EOG RESOURCES INC. COM 26875P101 20,448 360,000 SH SOLE 360,000 EQUITABLE RESOURCES IN COM 294549100 15,300 225,000 SH SOLE 225,000 EXXON MOBIL CORP. COM 30231G102 65,516 1,140,000 SH SOLE 1,140,000 GENERAL ELECTRIC CO. COM 369604103 15,759 454,800 SH SOLE 454,800 GLOBALSANTAFE CORP. COM G3930E101 11,832 290,000 SH SOLE 290,000 GRANT PRIDECO INC COM 38821G101 8,147 308,000 SH SOLE 308,000 HOLLY CORP. COM PAR $0.01 435758305 10,501 225,000 SH SOLE 225,000 KERR-MCGEE CORP. COM 492386107 8,978 117,647 SH SOLE 117,647 KEYSPAN CORP. COM 49337W100 2,849 70,000 SH SOLE 70,000 MARTIN MARIETTA MATERI COM 573284106 4,866 70,400 SH SOLE 70,400 MDU RESOURCES GROUP, I COM 552690109 7,043 250,000 SH SOLE 250,000 MURPHY OIL CORP. COM 626717102 14,436 276,400 SH SOLE 276,400 NABORS INDUSTRIES, LTD COM G6359F103 15,761 260,000 SH SOLE 260,000 NATIONAL FUEL GAS CO. COM 636180101 5,782 200,000 SH SOLE 200,000 NEW JERSEY RESOURCES C COM 646025106 13,389 277,500 SH SOLE 277,500 NEWFIELD EXPLORATION C COM 651290108 6,781 170,000 SH SOLE 170,000 NOBLE CORP COM G65422100 11,379 185,000 SH SOLE 185,000 NOBLE ENERGY INC. COM 655044105 16,265 215,000 SH SOLE 215,000 OCCIDENTAL PETROLEUM C COM 674599105 15,386 200,000 SH SOLE 200,000 PIONEER NATURAL RESOUR COM 723787107 12,245 291,000 SH SOLE 291,000 PRECISION DRILLING COR COM 74022D100 7,896 200,000 SH SOLE 200,000 QUESTAR CORP COM 748356102 13,180 200,000 SH SOLE 200,000 ROHM & HAAS CO. COM 775371107 9,268 200,000 SH SOLE 200,000 ROYAL DUTCH PETROLEUM, Y REG EUR .56 780257804 24,987 385,000 SH SOLE 385,000 SCHLUMBERGER LTD COM 806857108 21,263 280,000 SH SOLE 280,000 SMURFIT-STONE CONTAINE COM 832727101 3,051 300,000 SH SOLE 300,000 TOTAL S.A. SPONSORED ADR 89151E109 14,022 120,000 SH SOLE 120,000 WILLIAMS COMPANIES, COM 969457100 8,550 450,000 SH SOLE 450,000 WEATHERFORD INT'L. LTD COM G95089101 11,886 205,000 SH SOLE 205,000 XTO ENERGY COM 98385X106 14,559 428,333 SH SOLE 428,333 661,562